Okokuqala, kufanele sikhethe i-acrylic efanelekayoi-ejenti yokubuyisela emuva. Ngesikhathi esifanayo, ukuqinisekisa ukudaya, ekugezeni okufanayo, akudingekile ukwengeza izinhlobo ezimbili zama-surfactants ukuze zisetshenziswe njenge-ejenti yokuhlehlisa noma i-ejenti yokulinganisa. Uma sikhuluma ngokuqinile, kuzofinyelela umphumela ongcono kakhulu wokwengeza isisetshenziswa esisodwa (Umthamo: 0.5~1% owf) kanye ne-anhydrous sodium sulphate eyodwa, njenge-Na.2SO4 (Isilinganiso: 5~10 g/ L).
Okwesibili, akufanelekile ukusebenzisa indlela ye-temperature-gradient. Ngokuvamile, sicela wengeze odayi ekamelweni lokushisa. Ngemva kokuqala ukudaya, sicela ukhuphule izinga lokushisa libe ngu-100℃ ngesilinganiso esingu-1.5℃/min, bese uqhubeke udaya ku-100℃ imizuzu engu-40~60 (kusuka kumbala okhanyayo kuye kumbala omnyama). Ngesikhathi sokugcina ukushisa, izinga lokushisa kufanele lizinze, kodwa lingakhuphukeli phansi, okuwukugwema ukudaya kwendandatho.
Ekugcineni, ngemvaukudaya, sicela wehlise izinga lokushisa libe ngu-65~70℃ ngenani elingu-1℃/min, bese wengeza amanzi abandayo acwebile ngenkathi ukhipha udayi uze uphole. Okulandelayo, sicela ukhiphe kahle utshwala obusele ebhavini bese ugeza udayi ongaphezulu nezinsalela eziyizinsalela ngamanzi ahlanzekile. Izogwema ukushintshwa komumo we-fiber noma izintambo futhi ibanike umuzwa wesandla esithambile nesithambile.
Isikhathi sokuthumela: Sep-19-2022